The brain keeps you balance and it keeps the heart beating in you don't even think about it because The brand is smart and it could work your body without even thinking about it
B) exocytosis : exo- means out, cyto- means cell, and -sis means condition, therefore you have something coming out of a cell
Frogs do have lungs but they are small and rarely used, frogs mostly take in moisture through the skin in process called cutaneous gas exchange.
Cellulose. Our bodies as humans lack enzymes to break the cellulose down.
